One problem related to transmission gear slipping has been reported for the 2007 Suzuki Forenza. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Suzuki Forenza based on all problems reported for the 2007 Forenza.
2007 Suzuki Forenza -- transmission slips when in drive -- panel shows a "d" with a slash through it. After researching, have found this to be extremely common among the most well-maintained Forenzas. Unacceptable.